-7=2(w+7)-5w

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Solution for -7=2(w+7)-5w equation: 



-7=2(w+7)-5w

We move all terms to the left:

-7-(2(w+7)-5w)=0



We calculate terms in parentheses: -(2(w+7)-5w), so:

2(w+7)-5w

We add all the numbers together, and all the variables

-5w+2(w+7)

We multiply parentheses

-5w+2w+14

We add all the numbers together, and all the variables

-3w+14

Back to the equation:

-(-3w+14)



We get rid of parentheses

3w-14-7=0

We add all the numbers together, and all the variables

3w-21=0

We move all terms containing w to the left, all other terms to the right

3w=21

w=21/3

w=7

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